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| author | Albert Gutowski <agutowski@google.com> | 2016-10-12 22:01:05 +0000 |
|---|---|---|
| committer | Albert Gutowski <agutowski@google.com> | 2016-10-12 22:01:05 +0000 |
| commit | 65503bbf1bfaff701a602eb27911fff2e2579ef6 (patch) | |
| tree | dc28b75d0d6360258d6b2ee56e4d8e4c524562c6 /include/clang/Basic/BuiltinsARM.def | |
| parent | 35e713cfe4fb97f85e43662bfdc5f9dffe2339d8 (diff) | |
Implement MS _BitScan intrinsics
Summary: _BitScan intrinsics (and some others, for example _Interlocked and _bittest) are supposed to work on both ARM and x86. This is an attempt to isolate them, avoiding repeating their code or writing separate function for each builtin.
Reviewers: hans, thakis, rnk, majnemer
Subscribers: RKSimon, cfe-commits, aemerson
Differential Revision: https://reviews.llvm.org/D25264
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@284060 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/clang/Basic/BuiltinsARM.def')
| -rw-r--r-- | include/clang/Basic/BuiltinsARM.def | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/clang/Basic/BuiltinsARM.def b/include/clang/Basic/BuiltinsARM.def index 9acdf53d40..0568bd62b8 100644 --- a/include/clang/Basic/BuiltinsARM.def +++ b/include/clang/Basic/BuiltinsARM.def @@ -18,6 +18,10 @@ # define LANGBUILTIN(ID, TYPE, ATTRS, BUILTIN_LANG) BUILTIN(ID, TYPE, ATTRS) #endif +#if defined(BUILTIN) && !defined(TARGET_HEADER_BUILTIN)
+# define TARGET_HEADER_BUILTIN(ID, TYPE, ATTRS, HEADER, LANG, FEATURE) BUILTIN(ID, TYPE, ATTRS)
+#endif + // In libgcc BUILTIN(__clear_cache, "vv*v*", "i") @@ -129,5 +133,11 @@ LANGBUILTIN(_MoveFromCoprocessor2, "UiIUiIUiIUiIUiIUi", "", ALL_MS_LANGUAGES) LANGBUILTIN(_MoveToCoprocessor, "vUiIUiIUiIUiIUiIUi", "", ALL_MS_LANGUAGES) LANGBUILTIN(_MoveToCoprocessor2, "vUiIUiIUiIUiIUiIUi", "", ALL_MS_LANGUAGES) +TARGET_HEADER_BUILTIN(_BitScanForward, "UcULi*ULi", "n", "intrin.h", ALL_MS_LANGUAGES, "")
+TARGET_HEADER_BUILTIN(_BitScanReverse, "UcULi*ULi", "n", "intrin.h", ALL_MS_LANGUAGES, "") +TARGET_HEADER_BUILTIN(_BitScanForward64, "UcULi*ULLi", "n", "intrin.h", ALL_MS_LANGUAGES, "")
+TARGET_HEADER_BUILTIN(_BitScanReverse64, "UcULi*ULLi", "n", "intrin.h", ALL_MS_LANGUAGES, "") + #undef BUILTIN #undef LANGBUILTIN +#undef TARGET_HEADER_BUILTIN |